Classification
340 - Law
580 - Plants (Botany)
700 - The arts; fine & decorative arts
600 - Technology
10
620 - Engineering & allied operations
9
140 - Specific philosophical schools
8
610 - Medicine & health
8
363 - Other social problems & services
7
900 - History & geography
7
630 - Agriculture & related technologies
6
170 - Ethics
5
333 - Economics of land & energy
5
380 - Commerce, communications & transportation
5
000 - Computer science, information & general works
4
576 - Genetics & evolution
4
330 - Economics
3
400 - Language
3
300 - Social sciences
2
320 - Political science
2
551 - Geology, hydrology & meteorology
2
658 - General management
2
720 - Architecture
2
800 - Literature & rhetoric
2
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
200 - Religion
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
530 - Physics
1
540 - Chemistry & allied sciences
1